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  <connection>
   <sender>pushButton_20</sender>
   <signal>clicked()</signal>
   <receiver>MainWindow</receiver>
   <slot>deleteLine()</slot>
   <hints>
    <hint type="sourcelabel">
     <x>95</x>
     <y>174</y>
    </hint>
    <hint type="destinationlabel">
     <x>377</x>
     <y>177</y>
    </hint>
   </hints>
  </connection>
  <connection>
   <sender>pushButton_21</sender>
   <signal>clicked()</signal>
   <receiver>MainWindow</receiver>
   <slot>deleteOneSymbol()</slot>
   <hints>
    <hint type="sourcelabel">
     <x>263</x>
     <y>154</y>
    </hint>
    <hint type="destinationlabel">
     <x>391</x>
     <y>221</y>
    </hint>
   </hints>
  </connection>
  <connection>
   <sender>pushButton_16</sender>
   <signal>clicked()</signal>
   <receiver>MainWindow</receiver>
   <slot>plusMinus()</slot>
   <hints>
    <hint type="sourcelabel">
     <x>84</x>
     <y>391</y>
    </hint>
    <hint type="destinationlabel">
     <x>387</x>
     <y>430</y>
    </hint>
   </hints>
  </connection>
  <connection>
   <sender>pushButton_15</sender>
   <signal>clicked()</signal>
   <receiver>MainWindow</receiver>
   <slot>point()</slot>
   <hints>
    <hint type="sourcelabel">
     <x>237</x>
     <y>364</y>
    </hint>
    <hint type="destinationlabel">
     <x>424</x>
     <y>385</y>
    </hint>
   </hints>
  </connection>
 </connections>
 <slots>
  <slot>deleteLine()</slot>
  <slot>parenthesis()</slot>
  <slot>divide()</slot>
  <slot>multiply()</slot>
  <slot>minus()</slot>
  <slot>plus()</slot>
  <slot>equal()</slot>
  <slot>one()</slot>
  <slot>two()</slot>
  <slot>three()</slot>
  <slot>four()</slot>
  <slot>five()</slot>
  <slot>six()</slot>
  <slot>seven()</slot>
  <slot>eight()</slot>
  <slot>nine()</slot>
  <slot>zero()</slot>
  <slot>point()</slot>
  <slot>plusMinus()</slot>
  <slot>deleteOneSymbol()</slot>
 </slots>
</ui>
